If you are searching easy to use OST file Converter so please check PassFixer OST to PST Converter tool. In this tool, you can easily convert your OST file into PST. and its support all MS Outlook versions like 2019, 2017, 2013, 2010, 2007, and 2003. And if you want to Convert OST files by date range so you can simply use the email filtering option. And many types of name changing option is also available in this tool.